Clamp



FIG. 1 is a perspective view of the clamp of this invention;

FIG. 2 is a back view of the clamp of this invention;

FIG. 3 is a front view of the clamp of this invention;

FIG. 4 is top view of the clamp of this invention;

FIG. 5 is a bottom view of the clamp of this invention; and,

FIG. 6 is a typical side view of the clamp of this invention. 

CLAIM The ornamental design for a clamp, as shown and described. 